Blood and lymphatic system disordersAgranulocytosis
Eye disordersBlurred vision, oculogyric crisis
Gastrointestinal system disordersDryness of the mouth, nose and throat, constipation
General disorders and administration site conditionsAsthenia
Hepatobiliary disordersHepatic dysfunction, hypersensitivity hepatitis, cholestatic jaundice and cholestatic hepatitis have occurred in association with cyclizine.
Immune system disordersHypersensitivity reactions, including anaphylaxis have occurred
Musculoskeletal and connective tissue disordersTwitching, muscle spasms
Nervous system disordersEffects on the central nervous system have been reported with cyclizine these include somnolence, headache, dystonia, dyskinesia, extrapyramidal motor disturbances, tremor, convulsions, dizziness, decreased consciousness, transient speech disorders, paraesthesia and generalised chorea.
Psychiatric disordersDisorientation, restlessness, nervousness, insomnia and auditory and visual hallucinations have been reported, particularly when dosage recommendations have been exceeded.
Renal and urinary disordersUrinary retention
Respiratory, thoracic and mediastinal disordersBronchospasm, apnoea
Skin and subcutaneous tissue disordersUrticaria, drug rash, angioedema, allergic skin reactions, fixed drug eruption